Amoskeag, central New Hampshire

Amoskeag Dam is on the Merrimack River in Hillsborough County, New Hampshire and is used for hydroelectric power purposes. Construction was completed in 1921. At normal levels it has a surface area of 478 acres. It is owned by Public Service Company Of New Hamphire.

Amoskeag is concrete, a gravity dam. Its height is 29 feet with a length of 1075 feet. Maximum discharge is 87000 cubic feet per second. Its capacity is 8100 acre feet. Normal storage is 4320 acre feet. It drains an area of 2854 square miles.